.biggest {
    margin: 0 auto;
}

.mainContainer {
    display: block;
    margin: 0 auto;
}

.centeredVideo {
    display: block;
    margin: 0 auto;
}

.target {
    display: block;
    margin: 0 auto;
    width: 60%;
}

label {
    display: block;
}
